Epson Stylus COLOR 760 Service Manual page 154

EPSON Stylus COLOR 760
Table 7-4. Connector CN8
Pin Signal Name I/O
1 GND ---
2 ENB In
3 VDD ---
4 ENA In
5 GND ---
6 GND ---
7 LAT Out
8 GND ---
9 CH Out
10 GND ---
11 VDD ---
12 GND ---
13 VHV ---
14 GND2 ---
15 GND2 ---
16 GND2 ---
17 GND2 ---
18 COM ---
19 COM ---
20 COM ---
21 COM ---
Appendix
Function
Ground
CR Encoder B phase
Logic power supply (+5V)
CR Encoder A phase
Ground
Ground
Head data latch pulse output
Ground
Waveform selection signal for MS/
Variable shot
Ground
Logic power supply (+5V)
Ground
+42V power supply for Nozzle Selector
Ground
Ground
Ground
Ground
Head drive pulse (trapezoid waveform)
Head drive pulse (trapezoid waveform)
Head drive pulse (trapezoid waveform)
Head drive pulse (trapezoid waveform)
Connector Summary
Table 7-5. Connector CN9
Pin Signal Name I/O
1 GND ---
2 GND ---
3 NCHG Out
4 GND ---
5 GND ---
6 SCK Out
7 SP Out
8 SI6 Out
9 SI5 Out
10 SI4 Out
11 SI3 Out
12 SI2 Out
13 SI1 Out
14 NC ---
15 GND ---
16 THM In
17 COC In
18 COB In
Table 7-6. Connector CN10
Pin Signal Name I/O
1 +42V ---
2 +42V ---
3 GND ---
4 ESAVE
Revision C
Function
Ground
Ground
All nozzle fire selection signal
Ground
Ground
Serial clock
Select signal for CH signal
Print data output (6)
Print data output (5)
Print data output (4)
Print data output (3)
Print data output (2)
Print data output (1)
---
Ground
Thermistor detect signal
Color I/C detection signal
Black I/C detection signal
Function
Mechanism drive power supply
Mechanism drive power supply
Ground
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